Directory of Power Plants in Oregon
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Oxbow (OR) | Idaho Power Co | Oxbow, OR | Idaho Power Company (IPCO) | 900.1 GWh | Jun 1961 | Dec 2023 | Water |
| Oak Grove | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 152.1 GWh | Jul 1924 | Dec 2023 | Water |
| Oregon State University Energy Center | Oregon State University | Corvallis, OR | Bonneville Power Administration (BPAT) | 41.4 GWh | May 2010 | Sep 2024 | Natural Gas |
| Orchard Windfarm 4, LLC | Orchard Windfarm, LLC | Lexington, OR | PacifiCorp West (PACW) | 25.6 GWh | Nov 2020 | Dec 2023 | Wind |
| Orchard Windfarm 2, LLC | Orchard Windfarm, LLC | Lexington, OR | Bonneville Power Administration (BPAT) | 25.6 GWh | Nov 2020 | Dec 2023 | Wind |
| Orchard Windfarm 1, LLC | Orchard Windfarm, LLC | Lexington, OR | PacifiCorp West (PACW) | 25.5 GWh | Nov 2020 | Dec 2023 | Wind |
| Orchard Windfarm 3, LLC | Orchard Windfarm, LLC | Lexington, OR | Bonneville Power Administration (BPAT) | 25.4 GWh | Nov 2020 | Dec 2023 | Wind |
| Opal Springs Hydro | Deschutes Valley Water District | Culver, OR | PacifiCorp West (PACW) | 24.2 GWh | Dec 1984 | Dec 2023 | Water |
| OR Solar 8, LLC | Heelstone Energy Holdings, LLC | Dairy, OR | PacifiCorp West (PACW) | 23.7 GWh | Feb 2018 | Dec 2023 | Solar |
| OR Solar 6, LLC | Heelstone Energy Holdings, LLC | Lakeview, OR | PacifiCorp West (PACW) | 23.3 GWh | Nov 2017 | Dec 2023 | Solar |
| OR Solar 3, LLC | Heelstone Energy Holdings, LLC | Malin, OR | PacifiCorp West (PACW) | 23.3 GWh | Nov 2017 | Dec 2023 | Solar |
| OSLH, LLC | OSLH, LLC | Bend, OR | PacifiCorp West (PACW) | 22.4 GWh | Nov 2016 | Dec 2023 | Solar |
| Open Range Solar Center, LLC | Cypress Creek Renewables | Nyssa, OR | Idaho Power Company (IPCO) | 21.7 GWh | Aug 2016 | Sep 2024 | Solar |
| OR Solar 2, LLC | OR Solar 2, LLC | Eagle Point, OR | PacifiCorp West (PACW) | 21.3 GWh | Sep 2020 | Dec 2023 | Solar |
| Oregon Trail Windfarm LLC | Echo 1 | Echo, OR | PacifiCorp West (PACW) | 21.2 GWh | May 2009 | Dec 2023 | Wind |
| OR Solar 5, LLC | Heelstone Energy Holdings, LLC | Merrill, OR | PacifiCorp West (PACW) | 18.0 GWh | Dec 2017 | Dec 2023 | Solar |
| Owyhee Dam Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 15.2 GWh | Jul 1985 | Oct 2023 | Water |
| Old Mill Solar | Old Mill Solar | Bly, OR | PacifiCorp West (PACW) | 7.4 GWh | Nov 2015 | Dec 2023 | Solar |
| Outback Solar At Christmas Valley | Outback Solar, LLC | Christmas Valley, OR | Bonneville Power Administration (BPAT) | 7.1 GWh | Sep 2012 | Dec 2023 | Solar |
| Ontario Solar Center | Adapture Renewables, Inc. | Ontario, OR | Idaho Power Company (IPCO) | 5.7 GWh | Apr 2020 | Dec 2023 | Solar |
| O'Neill Creek Solar | O'Neill Creek Solar LLC | Gaston, OR | Portland General Electric Company (PGE) | 3.9 GWh | Oct 2019 | Dec 2023 | Solar |
| Oregon University System OIT Klamath Falls | Tesla Inc. | Klamath Falls, OR | PacifiCorp West (PACW) | 2.4 GWh | Dec 2013 | Dec 2023 | Solar |
| Oregon Convention Center | Tesla Inc. | Portland, OR | PacifiCorp West (PACW) | 1.7 GWh | Jun 2016 | Dec 2023 | Solar |
| Oregon University System Rabbit Field | Tesla Inc. | Corvallis, OR | PacifiCorp West (PACW) | 1.2 GWh | Feb 2014 | Dec 2023 | Solar |
Browse Power Plants By Oregon Counties
Figures are based on September 2024 generation numbers.| County | State Rank | Active Plants | Sep 2024 Generation |
|---|---|---|---|
| Umatilla County, OR | # 1 | 17 | 11.6 TWh |
| Sherman County, OR | # 2 | 11 | 9.8 TWh |
| Morrow County, OR | # 3 | 20 | 8.9 TWh |
| Columbia County, OR | # 4 | 3 | 5.6 TWh |
| Wasco County, OR | # 5 | 6 | 5.4 TWh |
| Klamath County, OR | # 6 | 21 | 4.3 TWh |
| Gilliam County, OR | # 7 | 12 | 3.9 TWh |
| Multnomah County, OR | # 8 | 7 | 3.5 TWh |
| Wallowa County, OR | # 9 | 2 | 1.8 TWh |
| Jefferson County, OR | # 10 | 9 | 1.3 TWh |
| Baker County, OR | # 11 | 9 | 1.1 TWh |
| Clackamas County, OR | # 12 | 31 | 775.7 GWh |
| Douglas County, OR | # 13 | 15 | 667.6 GWh |
| Jackson County, OR | # 14 | 12 | 620.7 GWh |
| Lane County, OR | # 15 | 12 | 591.4 GWh |
| Linn County, OR | # 16 | 8 | 404.2 GWh |
| County | State Rank | Active Plants | Sep 2024 Generation |
|---|---|---|---|
| Marion County, OR | # 17 | 29 | 391.4 GWh |
| Crook County, OR | # 18 | 5 | 356.2 GWh |
| Malheur County, OR | # 19 | 14 | 330.2 GWh |
| Union County, OR | # 20 | 2 | 312.3 GWh |
| Lake County, OR | # 21 | 19 | 270.2 GWh |
| Clatsop County, OR | # 22 | 2 | 186.3 GWh |
| Deschutes County, OR | # 23 | 8 | 108.6 GWh |
| Harney County, OR | # 24 | 4 | 88.7 GWh |
| Benton County, OR | # 25 | 3 | 84.9 GWh |
| Yamhill County, OR | # 26 | 14 | 68.7 GWh |
| Lincoln County, OR | # 27 | 1 | 59.6 GWh |
| Hood River County, OR | # 28 | 4 | 42.1 GWh |
| Washington County, OR | # 29 | 5 | 17.6 GWh |
| Polk County, OR | # 30 | 5 | 14.9 GWh |
| Tillamook County, OR | # 31 | 2 | 629.0 MWh |